22661168 has 40 divisors (see below), whose sum is σ = 45659280. Its totient is φ = 10886400.

The previous prime is 22661147. The next prime is 22661173. The reversal of 22661168 is 86116622.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59603 + ... + 59981.

It is an arithmetic number, because the mean of its divisors is an integer number (1141482).

Almost surely, 2^22661168 is an apocalyptic number.

It is an amenable number.

22661168 is an abundant number, since it is smaller than the sum of its proper divisors (22998112).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22661168 is a wasteful number, since it uses less digits than its factorization.

22661168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525 (or 519 counting only the distinct ones).

The product of its digits is 6912, while the sum is 32.

The square root of 22661168 is about 4760.3747751621. The cubic root of 22661168 is about 282.9832717869.

The spelling of 22661168 in words is "twenty-two million, six hundred sixty-one thousand, one hundred sixty-eight".